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Home >> Ford >> 2002 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2994 (Windows & Glass - Glass, Frames And Mechanisms -- F250-F550 Super Duty) >> Diagnosis And Testing >> Glass, Frames and Mechanisms >> Pinpoint Tests >> Pinpoint Test B: All Power Windows are Inoperative >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2011 Ford Pickup, 2011 Ford F550 Super Duty, 2011 Ford F450 Super Duty, and 2011 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

Under normal operation, power is supplied to the LH front window control switch from the accessory delay relay. For regular cab and SuperCab, the LH front window control switch supplies ground for both LH and RH window motor operation. For Crew Cab, the LH front window control switch supplies power and ground for all window motor operation.

This pinpoint test is intended to diagnose the following: 

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